- Serum glutamic pyruvic transaminase (SGPT) (alanine aminotransferase [ALT]) or serum glutamic oxaloacetic transaminase (SGOT) (aspartate aminotransferase [AST]) =< 2.5 x ULN in the absence of hepatic metastasis; SGPT (ALT) =< 3 x ULN or SGOT (AST) =< 5 x ULN in the presences of hepatic metastasis